CN221078565U

CN221078565U - Automatic ultrasonic detection equipment

Info

Publication number: CN221078565U
Application number: CN202322551205.6U
Authority: CN
Inventors: 袁胜; 李晓平
Original assignee: Ruhr Pump China Co ltd
Current assignee: Ruhr Pump China Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-06-04
Anticipated expiration: 2033-09-20

Abstract

The utility model relates to the field of ultrasonic detection equipment, in particular to automatic ultrasonic detection equipment, which comprises a bottom plate, a three-jaw chuck, a roller support, an ultrasonic detector and a sliding component, wherein a mounting plate is vertically fixed on the bottom plate; the ultrasonic detector comprises a probe and a display which are electrically connected, the probe sends detected electric signals to the display, the probe is connected with the sliding assembly through a connecting assembly, the probe is kept to be clung to the surface of the shaft to be detected under the action of the connecting assembly, and the probe slides along the axial direction of the shaft to be detected under the action of the sliding assembly. The utility model has the effects of saving detection time and improving detection efficiency.

Description

Automatic ultrasonic detection equipment

Technical Field

The utility model relates to the field of ultrasonic detection equipment, in particular to automatic ultrasonic detection equipment.

Background

Ultrasonic Testing (UT) is a non-destructive testing method that uses the acoustic performance differences of materials and their defects to examine the internal defects of the materials with respect to the energy changes in the reflection and penetration times of the ultrasonic propagation waveforms. At present, the factory needs to carry out sufficient ultrasonic detection on the forged shaft, and the detection workload is large.

At present, when flaw detection operation is carried out on a forged shaft, a rolling frame is used for supporting two ends of the shaft, an ultrasonic detection probe is held by a worker to enable the ultrasonic detection probe to be closely attached to the surface of the shaft to be detected, and the other worker manually rotates a workpiece for one circle to finish one-time local (30 mm in range) detection; then, one worker holds the ultrasonic detection probe to cling to the surface of the shaft body along the axial direction of the shaft to be detected to move the ultrasonic detection probe for a certain distance, and the other worker rotates the workpiece manually for one circle to finish local detection again; according to the process, ultrasonic flaw detection is continuously carried out on the shaft to be detected, so that the shaft with the length of 4000mm is long in detection time, time and labor are consumed, and the detection efficiency is low.

Disclosure of utility model

In order to solve the technical problems, the application provides automatic ultrasonic detection equipment.

The application provides automatic ultrasonic detection equipment which adopts the following technical scheme:

The automatic ultrasonic detection equipment comprises a bottom plate, a three-jaw chuck, a roller support, an ultrasonic detector and a sliding component, wherein a mounting plate is vertically fixed on the bottom plate, the three-jaw chuck is rotationally arranged on the mounting plate through a rotating motor and is used for clamping a shaft to be detected, the roller support is arranged on the bottom plate in a lifting manner, and a roller at the top of the roller support is abutted to the shaft to be detected;

The ultrasonic detector comprises a probe and a display which are electrically connected, the probe sends detected electric signals to the display, the probe is connected with the sliding component through a connecting component, the probe is kept close to the surface of the shaft to be detected under the action of the connecting component, the probe comprises an initial position and a final position, the initial position of the probe is located at one end of the shaft to be detected far away from the three-jaw chuck, the final position of the probe is located at one end of the shaft to be detected connected with the three-jaw chuck, and in the flaw detection process, the probe slides from the initial position to the final position under the action of the sliding component.

By adopting the technical scheme, when the shaft to be detected is required to be detected, firstly, the shaft to be detected is placed on a roller bracket, the shaft to be detected is clamped through a three-jaw chuck, the height of the roller bracket is adjusted, then, a probe is connected to a sliding component through a connecting component, the probe can keep close to the surface of the shaft to be detected, a worker holds a display of an ultrasonic detector and adjusts detection parameters, then, a rotating motor is started, the rotating motor drives the three-jaw chuck to rotate, so that the shaft to be detected is driven to rotate, meanwhile, the sliding component drives the probe to axially slide from an initial position to a final position, in the process, the worker observes the display, when the defect exists in the shaft to be detected, the sliding of the rotating motor and the probe is stopped, a defective area is marked by a marker pen, and then, the rotating motor is started and the probe is driven to continue sliding until the detection of the flaw detection is finished; the automatic movement of the shaft to be detected and the probe is realized in the process, and the defect position is marked only manually, so that time and labor are saved, the detection time is saved, and the detection efficiency is improved.

Preferably, a supporting plate is arranged on one side, far away from the three-jaw chuck, of the mounting plate, the rotating motor is mounted on the supporting plate, and a rotating shaft of the rotating motor penetrates through the mounting plate and is fixedly connected with the three-jaw chuck.

Preferably, the mounting plate is fixedly provided with a limiting arc plate through a bolt, the limiting arc plate is positioned on two radial sides of the three-jaw chuck, the inner cambered surface of the limiting arc plate is attached to the outer peripheral wall of the three-jaw chuck, one side, far away from the mounting plate, of the limiting arc plate is coaxially connected with an arc limiting strip, and a limiting ring groove for sliding of the limiting strip is formed in the outer peripheral wall of the three-jaw chuck.

Through adopting above-mentioned technical scheme, the rotation of spacing arc board to three-jaw chuck provides the support, and when three-jaw chuck rotated, spacing slip in spacing annular, has improved three-jaw chuck pivoted stability.

Preferably, the roller support is lifted and arranged on the bottom plate through the lifting assembly, the lifting assembly comprises a lifting air cylinder and a telescopic plate, a fixed plate is arranged on the bottom plate, the lifting air cylinder is arranged on the fixed plate, the lifting air cylinder is positioned on two sides of the width direction of the telescopic plate, a piston rod of the lifting air cylinder is connected with the bottom surfaces of two ends of the length direction of the roller support, and two ends of the telescopic plate are respectively connected with the fixed plate and the roller support.

Through adopting above-mentioned technical scheme, flexible in order to adjust the height of gyro wheel support through the piston rod of lift cylinder.

Preferably, the expansion plate comprises a first plate body and a second plate body which are connected in a sliding manner, the bottom end of the first plate body is connected with the top surface of the fixed plate, the top end of the second plate body is connected with the bottom surface of the roller support, a containing groove for the sliding of the second plate body is formed in the top surface of the first plate body, a waist-shaped hole is formed in the first plate body, a fixing bolt penetrates through the part of the second plate body, a fixing nut is connected with the fixing bolt in a threaded manner after the fixing bolt penetrates through the waist-shaped hole and the second plate body, and one side, close to each other, of the fixing nut of the fixing bolt is in butt joint with two sides of the thickness direction of the first plate body.

Through adopting above-mentioned technical scheme, when the piston rod of lift cylinder moved, the second plate body was slided in first plate body, and the lift cylinder stops the back, with fixation nut threaded connection on fixing bolt, make the nut of fixing bolt, the one side that is close to each other of fixation nut and the two sides butt of first plate body thickness direction have improved telescopic link to the holding power of gyro wheel support to the axle that awaits measuring has been improved.

Preferably, the sliding assembly comprises a driving motor, a screw rod, a sliding block and a guide rod, wherein a sliding groove is formed in the bottom plate, two ends of the screw rod are rotatably connected with inner walls at two ends of the length direction of the sliding groove, the sliding block slides in the sliding groove, the screw rod penetrates through the sliding block and is in threaded connection with the sliding block, two ends of the guide rod are fixedly connected with the inner walls at two ends of the length direction of the sliding groove, the guide rod penetrates through the sliding block and is in sliding connection with the sliding block, the driving motor is arranged on the top surface of the bottom plate, a first synchronous wheel is coaxially connected with an output shaft of the driving motor, a second synchronous wheel is coaxially connected with the end part of the screw rod, and the first synchronous wheel and the second synchronous wheel synchronously rotate with the screw rod through synchronous belts; the connecting component is connected with the sliding block.

By adopting the technical scheme, the driving motor is started, the screw rod is driven to rotate, the sliding block is driven to slide in the sliding groove, and the probe is driven to slide through the connecting component.

Preferably, the connecting assembly comprises a vertical plate, a horizontal plate, a telescopic rod and a clamping piece, wherein the vertical plate is fixedly connected to the top surface of the sliding block, the horizontal plate is fixedly connected to the top end of the vertical plate, the telescopic rod is arranged on the bottom surface of the horizontal plate, the telescopic rod comprises a first rod body and a second rod body which are in sliding connection, the clamping piece is connected to the bottom end of the first rod body, a yielding groove for the sliding of the second rod body is formed in the top surface of the first rod body, a first limiting plate and a second limiting plate are connected to the two ends of the length direction of the second rod body, the first limiting plate slides in the first rod body, the second limiting plate is fixedly connected with the horizontal plate, a limiting groove for the sliding of the first limiting plate is formed in the first rod body, and the limiting groove is communicated with the sliding groove; the telescopic spring is sleeved on the second rod body, one end of the telescopic spring is abutted to the first rod body, the other end of the telescopic spring is abutted to the second limiting plate, and the telescopic spring applies acting force to the first rod body to enable the first rod body to move towards a direction away from the second limiting plate; the clamping piece is used for clamping the probe.

Through adopting above-mentioned technical scheme, the slider passes through vertical board and horizontal plate and drives telescopic link and holder slip, under telescopic spring's drive, and telescopic spring exerts the effort that makes first body of rod towards the direction motion of keeping away from the second limiting plate to first body of rod to make the probe can keep hugging closely the surface of shaft to be measured.

Preferably, the clamping piece comprises four clamping plates, the four clamping plates enclose into a rectangle, a T-shaped groove is formed in one surface of the first rod body, which is far away from the second rod body, a T-shaped block is formed in one surface of the clamping plate, which is close to the first rod body, the T-shaped block slides in the T-shaped groove, a tight propping spring is arranged in the T-shaped groove, one end of the tight propping spring is fixedly connected with the T-shaped block, the other end of the tight propping spring is fixedly connected with the inner wall of the T-shaped groove, and the tight propping spring applies force to the T-shaped block to enable the T-shaped block to move towards the direction of the center of the first rod body.

Through adopting above-mentioned technical scheme, when installing the probe, overcome the effort that supports tight spring and make splint towards the direction that keeps away from first body of rod center and slide, then put into the probe between four splint, press from both sides the probe tight under the effect of supporting tight spring.

Preferably, a friction pad is fixedly connected to one surface of the clamping plate, which is close to the center of the first rod body.

By adopting the technical scheme, the clamping force of the clamping piece on the probe is improved.

Preferably, the bottom plate is provided with a foot switch, and the foot switch is electrically connected with the rotating motor and the driving motor at the same time so as to control the opening and closing of the rotating motor and the driving motor, when the foot switch is stepped on, the rotating motor and the driving motor are started, and when the foot switch is released, the rotating motor and the driving motor are closed.

Through adopting above-mentioned technical scheme, be convenient for the timely control of staff through foot switch rotate motor, driving motor's start and stop to control the rotation of shaft to be measured and stop rotation, the slip of probe and stop the slip.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The three-jaw chuck is driven by the rotating motor to clamp the shaft to be tested to rotate, the probe is enabled to be always clung to the surface of the shaft to be tested through the telescopic rod, and the probe is driven by the sliding component to move from the initial position to the final position along the axial direction of the shaft to be tested, so that the automatic movement of the shaft to be tested and the probe is realized, the defect positions are marked only manually, time and labor are saved, the detection time is saved, and the detection efficiency is improved;

2. The limiting arc plate provides support for the rotation of the three-jaw chuck, and when the three-jaw chuck rotates, the limiting strips slide in the limiting ring grooves, so that the rotation stability of the three-jaw chuck is improved;

3. the pedal switch is convenient for a worker to timely control the opening and closing of the rotating motor and the driving motor so as to control the rotation and the stop of the shaft to be tested and the sliding and the stop of the probe.

Drawings

Fig. 1 is a front view showing the overall structure of an automated ultrasonic inspection apparatus according to an embodiment of the present application.

Fig. 2 is a right side view of the overall structure of an automated ultrasonic testing apparatus in accordance with an embodiment of the present application.

Fig. 3 is a schematic cross-sectional view for illustrating a telescopic rod according to an embodiment of the present application.

Fig. 4 is an enlarged view at a in fig. 3.

Reference numerals illustrate: 1. a bottom plate; 11. a mounting plate; 111. a support plate; 12. a fixing plate; 2. a three-jaw chuck; 21. limiting arc plates; 22. a limit bar; 23. a limit ring groove; 3. a roller bracket; 31. a rotating motor; 4. an ultrasonic detector; 41. a probe; 42. a display; 5. a sliding assembly; 51. a driving motor; 52. a screw rod; 53. a slide block; 54. a guide rod; 55. a chute; 56. a first synchronizing wheel; 57. a second synchronizing wheel; 58. a synchronous belt; 6. a shaft to be measured; 7. a connection assembly; 71. a vertical plate; 72. a horizontal plate; 73. a telescopic rod; 731. a first rod body; 7311. a relief groove; 7312. a limit groove; 7313. a T-shaped groove; 732. a second rod body; 7321. a first limiting plate; 7322. a second limiting plate; 733. a telescopic spring; 74. a clamping member; 741. a clamping plate; 7411. a friction pad; 742. a T-shaped block; 743. a spring is abutted tightly; 8. a lifting assembly; 81. a lifting cylinder; 82. a telescoping plate; 821. a first plate body; 822. a second plate body; 823. a waist-shaped hole; 824. a fixing bolt; 9. a foot switch.

Detailed Description

The application is described in further detail below with reference to fig. 1-4.

The embodiment of the application discloses automatic ultrasonic detection equipment.

Referring to fig. 1-4, the automatic ultrasonic detection device comprises a bottom plate 1, a three-jaw chuck 2, a roller bracket 3, an ultrasonic detector 4 and a sliding component 5, wherein a mounting plate 11 is vertically fixed on the bottom plate 1, the three-jaw chuck 2 is rotatably arranged on the mounting plate 11 through a rotating motor 31, the three-jaw chuck 2 is used for clamping a shaft 6 to be detected, the roller bracket 3 is arranged on the bottom plate 1 in a lifting manner, and a roller at the top of the roller bracket 3 is abutted to the shaft 6 to be detected.

The ultrasonic detector 4 comprises a probe 41 and a display 42 which are electrically connected, the probe 41 sends detected electric signals to the display 42, the probe 41 is connected with the sliding component 5 through the connecting component 7, and the probe 41 is kept close to the surface of the shaft 6 to be detected under the action of the connecting component 7. The probe 41 comprises an initial position and a final position, the initial position of the probe 41 is positioned at one end of the shaft 6 to be tested far away from the three-jaw chuck 2, the final position of the probe 41 is positioned at one end of the shaft 6 to be tested connected with the three-jaw chuck 2, and in the flaw detection process, the probe 41 slides from the initial position to the final position under the action of the sliding component 5.

When the shaft 6 to be detected needs to be detected, firstly, the shaft 6 to be detected is placed on a roller bracket 3, the shaft 6 to be detected is clamped through a three-jaw chuck 2, the shaft 6 to be detected is horizontal after the height of the roller bracket 3 is regulated, then a probe 41 is connected to a sliding component 5 through a connecting component 7, the probe 41 can keep close to the surface of the shaft 6 to be detected, a worker holds a display 42 of an ultrasonic detector and adjusts detection parameters, then a rotating motor 31 is started, the rotating motor 31 drives the three-jaw chuck 2 to rotate, so that the shaft 6 to be detected is driven to rotate, meanwhile, the sliding component 5 drives the probe 41 to axially slide from an initial position to a final position, in the process, the worker observes a display 42, when the defect exists in the shaft 6 to be detected, the sliding of the rotating motor 31 and the probe 41 is stopped, a marker is used for marking the defect area, and then the rotating motor 31 is started and the probe 41 is driven to continue sliding until the detection of the flaw is finished; the above-mentioned process has realized the automatic motion of shaft 6 and probe 41 that awaits measuring, only needs the manual work to mark the defect position, labour saving and time saving has practiced thrift detection time to detection efficiency has been improved.

One side of the mounting plate 11 far away from the three-jaw chuck 2 is horizontally fixed with a support plate 111, a rotating motor 31 is fixedly arranged on the support plate 111, and a rotating shaft of the rotating motor 31 penetrates through the mounting plate 11 and is coaxially and fixedly connected with the three-jaw chuck 2 so as to drive the three-jaw chuck 2 to rotate.

The limiting arc plates 21 are fixed on the mounting plate 11 through bolts, the limiting arc plates 21 are located on two radial sides of the three-jaw chuck 2, the inner cambered surfaces of the limiting arc plates 21 are attached to the outer peripheral wall of the three-jaw chuck 2, and support is provided for rotation of the three-jaw chuck 2. The one side of spacing arc board 21 far away from mounting panel 11 coaxial coupling has curved spacing 22, has offered on the periphery wall of three jaw chuck 2 and has supplied spacing 22 gliding spacing annular 23, and when three jaw chuck 2 rotated, spacing 22 slided in spacing annular 23, has improved three jaw chuck 2 pivoted stability.

The roller bracket 3 is arranged on the bottom plate 1 in a lifting manner through the lifting assembly 8, the lifting assembly 8 comprises a lifting air cylinder 81 and a telescopic plate 82, the bottom plate 1 is provided with a fixed plate 12, the lifting air cylinder 81 is arranged on the fixed plate 12, the lifting air cylinder 81 is located on two sides of the width direction of the telescopic plate 82, a piston rod of the lifting air cylinder 81 is connected with the bottom surfaces of two ends of the roller bracket 3 in the length direction, and the height of the roller bracket 3 can be adjusted through the stretching and the retraction of the piston rod of the lifting air cylinder 81. The two ends of the expansion plate 82 are respectively connected with the fixed plate 12 and the roller bracket 3 to support the roller bracket 3.

The expansion plate 82 comprises a first plate body 821 and a second plate body 822 which are connected in a sliding manner, the bottom end of the first plate body 821 is connected with the top surface of the fixed plate 12, the top end of the second plate body 822 is connected with the bottom surface of the roller bracket 3, a containing groove for the second plate body 822 to slide is formed in the top surface of the first plate body 821, a waist-shaped hole 823 is formed in the first plate body 821, a fixing bolt 824 penetrates through a part of the second plate body 821, a fixing nut is connected with the fixing bolt 824 in a threaded manner after the fixing bolt 824 penetrates through the waist-shaped hole 823 and the second plate body 822, and one side, close to each other, of the fixing nut of the fixing bolt 824 is abutted to two sides of the thickness direction of the first plate body 821. When the piston rod of the lifting cylinder 81 moves, the second plate 822 slides in the first plate 821, after the lifting cylinder 81 stops, the fixing nut is connected to the fixing bolt 824 in a threaded manner, one surface of the fixing bolt 824, which is close to each other, is abutted against two surfaces of the first plate 821 in the thickness direction, so that the supporting force of the telescopic rod 73 on the roller bracket 3 is improved, and the supporting force of the roller bracket 3 on the shaft 6 to be tested is improved.

The sliding assembly 5 comprises a driving motor 51, a lead screw 52, a sliding block 53 and a guide rod 54, wherein a sliding groove 55 is formed in the bottom plate 1, two ends of the lead screw 52 are respectively connected with inner walls of two ends of the sliding groove 55 in a rotating mode, the sliding block 53 slides in the sliding groove 55, the lead screw 52 penetrates through the sliding block 53 and is in threaded connection with the sliding block 53, two ends of the guide rod 54 are respectively fixedly connected with the inner walls of two ends of the sliding groove 55 in the length direction, the guide rod 54 penetrates through the sliding block 53 and is in sliding connection with the sliding block 53, the driving motor 51 is arranged on the top surface of the bottom plate 1, a first synchronous wheel 56 is coaxially connected to an output shaft of the driving motor 51, a second synchronous wheel 57 is coaxially connected to the end portion of the lead screw 52, and the first synchronous wheel 56 and the second synchronous wheel 57 synchronously rotate with the lead screw 52 through a synchronous belt 58. The connecting component 7 is connected with the sliding block 53, the driving motor 51 is started, the driving motor 51 drives the first synchronous wheel 56 to rotate, the synchronous belt 58 to rotate, the second synchronous wheel 57 to rotate, the lead screw 52 is driven to rotate, the sliding block 53 is driven to slide in the sliding groove 55, and the sliding block 53 drives the probe 41 to slide through the connecting component 7.

The bottom plate 1 is provided with a foot switch 9, and the foot switch 9 is electrically connected with the rotating motor 31 and the driving motor 51 at the same time to control the opening and closing of the rotating motor 31 and the driving motor 51. When the foot switch 9 is depressed, the rotation motor 31 and the drive motor 51 are started, and when the foot switch 9 is released, the rotation motor 31 and the drive motor 51 are turned off. The pedal switch 9 is convenient for a worker to timely control the opening and closing of the rotary motor 31 and the driving motor 51 so as to control the rotation and stopping of the shaft 6 to be tested and the sliding and stopping of the probe 41.

The connecting assembly 7 comprises a vertical plate 71, a horizontal plate 72, a telescopic rod 73 and a clamping piece 74, wherein the vertical plate 71 is fixedly connected to the top surface of the sliding block 53, the horizontal plate 72 is fixedly connected to the top end of the vertical plate 71, the telescopic rod 73 is arranged on the bottom surface of the horizontal plate 72, and the end surfaces of the telescopic rod 73 are square. The telescopic rod 73 comprises a first rod body 731 and a second rod body 732 which are in sliding connection, the clamping piece 74 is connected to the bottom end of the first rod body 731, a yielding groove 7311 for the second rod body 732 to slide is formed in the top surface of the first rod body 731, a first limiting plate 7321 and a second limiting plate 7322 are connected to the two ends of the second rod body 732 in the length direction, the first limiting plate 7321 and the second limiting plate 7322 are square, the first limiting plate 7321 slides in the first rod body 731, the second limiting plate 7322 is fixedly connected with the horizontal plate 72, a limiting groove 7312 for the first limiting plate 7321 to slide is formed in the first rod body 731, the size of the limiting groove 7312 is larger than that of the yielding groove 7311, and the limiting groove 7312 is communicated with the yielding groove 7311.

The second rod body 732 is sleeved with a telescopic spring 733, one end of the telescopic spring 733 is abutted against the first rod body 731, the other end of the telescopic spring 733 is abutted against the second limiting plate 7322, and the telescopic spring 733 applies a force to the first rod body 731 to enable the first rod body 731 to move in a direction away from the second limiting plate 7322. The slider 53 drives the telescopic rod 73 and the clamping member 74 to slide through the vertical plate 71 and the horizontal plate 72, and the telescopic spring 733 applies a force to the first rod 731 to move the first rod 731 in a direction away from the second limiting plate 7322 under the driving of the telescopic spring 733, so that the probe 41 can be kept close to the surface of the shaft 6 to be measured.

The clamping piece 74 is used for clamping the probe 41, the clamping piece 74 comprises four clamping plates 741, the four clamping plates 741 are enclosed to form a rectangle, a T-shaped groove 7313 is formed in one surface of the first rod body 731, which is far away from the second rod body 732, a T-shaped block 742 is formed in one surface of the clamping plate 741, which is close to the first rod body 731, the T-shaped block 742 slides in the T-shaped groove 7313, a propping spring 743 is arranged in the T-shaped groove 7313, one end of the propping spring 743 is fixedly connected with the T-shaped block 742, the other end of the propping spring 743 is fixedly connected with the inner wall of the T-shaped groove 7313, and the propping spring 743 applies force to the T-shaped block 742 to enable the T-shaped block 742 to move towards the direction of the center of the first rod body 731. A friction pad 741 is fixedly connected to a surface of the clamping plate 741 near the center of the first rod 731, so that the clamping force of the clamping member 74 on the probe 41 is improved. When the probe 41 is mounted, the clamping plates 741 are slid in a direction away from the center of the first rod body 731 against the urging force of the urging springs 743, and then the probe 41 is put between the four clamping plates 741, and the probe 41 is clamped under the urging force of the urging springs 743.

The implementation principle of the automatic ultrasonic detection equipment provided by the embodiment of the application is as follows:

When the shaft 6 to be detected needs to be detected, firstly, the shaft 6 to be detected is placed on the roller support 3, the shaft 6 to be detected is clamped through the three-jaw chuck 2, then the lifting cylinder 81 is started, the height of the roller support 3 is adjusted, the shaft 6 to be detected is horizontally arranged, then the fixing bolt 824 passes through the waist-shaped hole 823 and the second plate 822 and is connected with the fixing nut in a threaded mode, the probe 41 is installed on the clamping piece 74, the probe 41 is automatically kept close to the surface of the shaft 6 to be detected under the action of the telescopic spring 733, a worker holds the display 42 of the ultrasonic detector and adjusts detection parameters, then the foot switch 9 is stepped down by feet, the rotating motor 31 and the driving motor 51 are controlled to drive, the rotating motor 31 drives the three-jaw chuck 2 to rotate, the driving motor 51 drives the sliding block 53 to slide, the probe 41 axially slides towards the final position from the initial position, in the process, when the defect inside the shaft 6 to be detected is displayed on the display 42, the foot switch 9 is loosened, the rotating motor 31 and the driving motor 51 is closed, the defect area is marked under the action of the telescopic spring 733, then the foot switch 9 is stepped down, the rotating motor 31 and the driving motor is driven to continue to finish the detection until the detection is finished.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. An automated ultrasonic testing apparatus, characterized in that: the ultrasonic testing device comprises a bottom plate (1), a three-jaw chuck (2), a roller support (3), an ultrasonic tester (4) and a sliding component (5), wherein a mounting plate (11) is vertically fixed on the bottom plate (1), the three-jaw chuck (2) is rotationally arranged on the mounting plate (11) through a rotating motor (31), the three-jaw chuck (2) is used for clamping a shaft (6) to be tested, the roller support (3) is arranged on the bottom plate (1) in a lifting manner, and a roller at the top of the roller support (3) is in butt joint with the shaft (6) to be tested;

The ultrasonic detector (4) comprises a probe (41) and a display (42) which are electrically connected, the probe (41) sends detected electric signals to the display (42), the probe (41) is connected with a sliding component (5) through a connecting component (7), the probe (41) is kept close to the surface of a shaft (6) to be detected under the action of the connecting component (7), the probe (41) comprises an initial position and a final position, the initial position of the probe (41) is located at one end, far away from a three-jaw chuck (2), of the shaft (6) to be detected, the final position of the probe (41) is located at one end, connected with the three-jaw chuck (2), of the shaft (6) to be detected, and in the flaw detection process, the probe (41) slides from the initial position to the final position under the action of the sliding component (5).

2. An automated ultrasonic testing apparatus according to claim 1, wherein: one side of the mounting plate (11) far away from the three-jaw chuck (2) is provided with a supporting plate (111), the rotating motor (31) is mounted on the supporting plate (111), and a rotating shaft of the rotating motor (31) penetrates through the mounting plate (11) and is fixedly connected with the three-jaw chuck (2).

3. An automated ultrasonic testing apparatus according to claim 2, wherein: the three-jaw chuck is characterized in that a limiting arc plate (21) is fixed on the mounting plate (11) through bolts, the limiting arc plate (21) is located at two radial sides of the three-jaw chuck (2), an inner arc surface of the limiting arc plate (21) is attached to the outer peripheral wall of the three-jaw chuck (2), one side, away from the mounting plate (11), of the limiting arc plate (21) is coaxially connected with an arc limiting strip (22), and a limiting ring groove (23) for sliding of the limiting strip (22) is formed in the outer peripheral wall of the three-jaw chuck (2).

4. An automated ultrasonic testing apparatus according to claim 1, wherein: the roller support (3) is arranged on the bottom plate (1) in a lifting mode through the lifting assembly (8), the lifting assembly (8) comprises a lifting air cylinder (81) and a telescopic plate (82), a fixed plate (12) is arranged on the bottom plate (1), the lifting air cylinder (81) is arranged on the fixed plate (12), the lifting air cylinder (81) is located on two sides of the width direction of the telescopic plate (82), a piston rod of the lifting air cylinder (81) is connected with the bottom surfaces of two ends of the length direction of the roller support (3), and two ends of the telescopic plate (82) are connected with the fixed plate (12) and the roller support (3) respectively.

5. An automated ultrasonic testing apparatus according to claim 4, wherein: the telescopic plate (82) comprises a first plate body (821) and a second plate body (822) which are connected in a sliding mode, the bottom end of the first plate body (821) is connected with the top surface of a fixed plate (12), the top end of the second plate body (822) is connected with the bottom surface of a roller bracket (3), a containing groove for the second plate body (822) to slide is formed in the top surface of the first plate body (821), a waist-shaped hole (823) is formed in the first plate body (821), a fixing bolt (824) penetrates through a part of the second plate body (822) located in the first plate body, a fixing nut is connected with the fixing bolt (824) in a threaded mode after the fixing bolt (824) penetrates through the waist-shaped hole (823) and the second plate body (822), and one face, close to each other, of the fixing nut and two faces of the thickness direction of the first plate body (821) are in a butt mode.

6. An automated ultrasonic testing apparatus according to claim 1, wherein: the sliding assembly (5) comprises a driving motor (51), a lead screw (52), a sliding block (53) and a guide rod (54), wherein a sliding groove (55) is formed in the bottom plate (1), two ends of the lead screw (52) are respectively connected with inner walls at two ends of the sliding groove (55) in a rotating mode, the sliding block (53) slides in the sliding groove (55), the lead screw (52) penetrates through the sliding block (53) and is in threaded connection with the sliding block (53), two ends of the guide rod (54) are respectively fixedly connected with inner walls at two ends of the sliding groove (55) in the length direction, the guide rod (54) penetrates through the sliding block (53) and is in sliding connection with the sliding block (53), the driving motor (51) is installed on the top surface of the bottom plate (1), a first synchronous wheel (56) is coaxially connected to an output shaft of the driving motor (51), a second synchronous wheel (57) is coaxially connected with the end of the lead screw (52), and the first synchronous wheel (56) and the second synchronous wheel (57) synchronously rotate with the lead screw (52) through a synchronous belt (58). The connecting component (7) is connected with the sliding block (53).

7. An automated ultrasonic testing apparatus according to claim 6, wherein: the connecting assembly (7) comprises a vertical plate (71), a horizontal plate (72), a telescopic rod (73) and a clamping piece (74), wherein the vertical plate (71) is fixedly connected to the top surface of a sliding block (53), the horizontal plate (72) is fixedly connected to the top end of the vertical plate (71), the telescopic rod (73) is arranged on the bottom surface of the horizontal plate (72), the telescopic rod (73) comprises a first rod body (731) and a second rod body (732) which are in sliding connection, the clamping piece (74) is connected to the bottom end of the first rod body (731), a yielding groove (7311) for the second rod body (732) to slide is formed in the top surface of the first rod body (731), two ends of the length direction of the second rod body (732) are connected with a first limiting plate (7321) and a second limiting plate (7322), the first limiting plate (7321) slides in the first rod body (731), the second limiting plate (7322) is fixedly connected with the horizontal plate (72), and the first rod body (731) is provided with a limiting groove (7312) for the sliding of the first rod body (731), and the limiting groove (12) is communicated with the limiting groove (7312); a telescopic spring (733) is sleeved on the second rod body (732), one end of the telescopic spring (733) is in contact with the first rod body (731), the other end of the telescopic spring (733) is in contact with the second limiting plate (7322), and the telescopic spring (733) applies a force to the first rod body (731) to enable the first rod body (731) to move in a direction away from the second limiting plate (7322); the clamping piece (74) is used for clamping the probe (41).

8. An automated ultrasonic testing apparatus according to claim 7, wherein: clamping piece (74) are including four splint (741), four splint (741) enclose the rectangle, set up T type groove (7313) on the one side that second body of rod (732) was kept away from to first body of rod (731), set up T type piece (742) on the one side that splint (741) are close to first body of rod (731), T type piece (742) slide in T type groove (7313), be provided with in T type groove (7313) and prop up tight spring (743), prop up the one end and T type piece (742) fixed connection of tight spring (743), prop up the inner wall fixed connection of tight spring (743) other end and T type groove (7313), prop up tight spring (743) and exert the direction motion that makes T type piece (742) towards first body of rod (731) center to T type piece (742).

9. An automated ultrasonic testing apparatus according to claim 8, wherein: and a friction pad (741) is fixedly connected to one surface of the clamping plate (741) close to the center of the first rod body (731).

10. An automated ultrasonic testing apparatus according to claim 6, wherein: be provided with foot switch (9) on bottom plate (1), foot switch (9) are connected with rotation motor (31), driving motor (51) electricity simultaneously to control opening and close of rotation motor (31), opening and close of driving motor (51), when stepping on foot switch (9), rotation motor (31) and driving motor (51) start, when unclamping foot switch (9), rotation motor (31) and driving motor (51) close.